Missing Shingles

caused by improper

fastening cause by exposure

to high winds can usually

​be replaced individually. 


Bending/twisting shingles

caused by lack of ventilation

caused by improper 

​number of fasteners. 


Warping shingle caused

by improperly applied

felt caused by lack of

ventilation caused by movement in deck.

​                Roof Troubleshooting Guide:

Damaged Flashing

Damage to the protective layer

around the base of the

chimney caused by improper

installation caused by drying and cracking can usually be repaired without replacing roof.

Missing Granules

Excessive loss of

grains/particles in

shingles on newly applied

shingles, a certain number of loose granules is normal on aging shingles, missing granules indicate the need for replacement  

​Rotting Decaying


Caused by absorption of

moisture by mat at the

core of the shingle

common problem with organic based shingles.

Your roof works hard inside and out, protecting your

home against strong winds, extreme temperatures rain and snow. No wonder it starts to show battle scars over time.

​​Ceiling Spots

​Dark water stains in your roof

or on your ceiling caused by leaks

in roof. Check roof for damaged

shingles. Check chimney,  vents

and flashing for cracks. Check rafters for leaks that travel away from the original source.

Algae Growth

Growth of algae on 

Shingles. Caused by

growth of airborne algae

deposited on roof.

Unsightly appearance does not affect the service life of the material common problem in warm, humid climates. Algae-resistant shingle available regionally.